Home / 22,193.93-30,624.84-12,635.07

Finding the Fourth Proportional to 22,193.93, 30,624.84 and 12,635.07

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Solution

The fourth proportional to 22,193.93, 30,624.84 and 12,635.07 is: 17,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,193.93 : 30,624.84 = 12,635.07 : x
  2. Step 2: Convert to fraction form
    22,193.93/30,624.84 = 12,635.07/x
  3. Step 3: Cross multiply
    22,193.93x = 30,624.84 × 12,635.07
  4. Step 4: Simplify right side
    22,193.93x = 386,946,997.14
  5. Step 5: Solve for x
    x = 386,946,997.14/22,193.93
  6. Step 6: Final answer
    x = 17,434.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.